Question

Dalton's billiard ball model was based on which of the following ideas?

a. the atom is solid and indivisible.
b. a proton is much smaller than a neutron.
c. the atom can be spontaneously divided.
d. a proton is much smaller than an electron.

Answer 1

a. the atom is solid and indivisible. Took a quiz this is correct :)

Step-by-step explanation:

Answer 2

the answer is A. the atom is small and indivisible